Merge remote-tracking branch 'Upstream/develop' into 4.0-p9

htdocs/accountancy/admin/card.php

htdocs/admin/tools/update.php

htdocs/comm/action/card.php

htdocs/contact/card.php

htdocs/contact/perso.php

htdocs/core/class/html.form.class.php

htdocs/core/lib/project.lib.php

htdocs/projet/tasks/time.php

htdocs/theme/eldy/style.css.php

htdocs/theme/md/img/object_category.png

htdocs/theme/md/style.css.php

htdocs/user/class/user.class.php